Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

SkillsBooster Academy
Skills you'll gain: Microsoft Copilot, Data Visualization, Data Analysis, Interactive Data Visualization, Data Presentation, Exploratory Data Analysis, Data Storytelling, Data Visualization Software, Dashboard, Data Cleansing, Microsoft Excel, AI Workflows, Microsoft PowerPoint, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization, Excel Formulas, Data Architecture, Excel Macros, Generative AI, Microsoft Windows
★ 5 (8) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Model Optimization, Machine Learning Methods, Applied Mathematics, Calculus, Applied Machine Learning, Numerical Analysis, Machine Learning Algorithms, Software Visualization, Machine Learning, Python Programming, Advanced Mathematics, Artificial Neural Networks, Deep Learning, Computer Programming, Derivatives
★ 4.8 (970) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Extract, Transform, Load, Data Pipelines, Data Processing, Data Transformation, Data Manipulation, Scripting, Data Import/Export, Debugging, Scripting Languages, Open Source Technology
Mixed · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Unsupervised Learning, Supervised Learning, R Programming, R (Software), Machine Learning Methods, Statistical Machine Learning, Artificial Neural Networks, Applied Machine Learning, Transfer Learning, Machine Learning, Machine Learning Algorithms, Exploratory Data Analysis, Tidyverse (R Package), Deep Learning, Ggplot2, Regression Analysis, Dimensionality Reduction, Data Analysis, Data Wrangling, Data Manipulation
★ 4.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, Mainframe Computing, Mainframe Technologies, Relational Databases, File I/O, File Management, Data Management, Database Theory, Databases, Database Management Systems, Data Storage, Data Access, Programming Principles, Command-Line Interface, Computer Programming
★ 3.6 (54) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Data Analysis Expressions (DAX), Data Visualization Software, Data Presentation, Data Transformation, Business Intelligence, Dashboard, Microsoft Excel, Dashboard Creation, Interactive Data Visualization, Data Wrangling, Performance Reporting, Data Manipulation, Data Cleansing, Key Performance Indicators (KPIs), Management Reporting, Data Import/Export
★ 4.7 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Model Evaluation, Feature Engineering, Data Visualization, Data Presentation, Model Training, Exploratory Data Analysis, Machine Learning Methods, Applied Machine Learning, Model Optimization, Data Science, Machine Learning, Data Wrangling, Data Analysis, Data Preprocessing, Matlab, Data Processing, Technical Communication, Predictive Modeling
★ 4.7 (25) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integrity, Data Quality, Medical History Documentation, Data Validation, Data Entry, Health Information Management, Quality Assurance, Medical Records, Patient Safety, Electronic Medical Record System, Regulatory Compliance, Record Keeping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, Database Design, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Data Ethics, Data Infrastructure, Data Architecture, Data Mining, Data Synthesis, Data Analysis, Data Quality, Convolutional Neural Networks
★ 4.5 (71) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Data Storytelling, Data Wrangling, Plot (Graphics), Tidyverse (R Package), Descriptive Statistics, Data Cleansing, Data Manipulation, Data Preprocessing, Scatter Plots, Histogram, Data Science
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Data Analysis, Data Preprocessing, Numerical Analysis, Critical Thinking
★ 4.2 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Report Writing, Dashboard, Data Presentation, Presentations, Data Storytelling, Performance Reporting, Business Reporting, Management Reporting, Concision, Data Visualization, Storytelling, Financial Data, Key Performance Indicators (KPIs), Business Metrics
Intermediate · Course · 1 - 4 Weeks